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ae1f8880 TT |
1 | /* Internal interfaces for the Windows code |
2 | Copyright (C) 1995-2020 Free Software Foundation, Inc. | |
3 | ||
4 | This file is part of GDB. | |
5 | ||
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 3 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
18 | ||
19 | #ifndef NAT_WINDOWS_NAT_H | |
20 | #define NAT_WINDOWS_NAT_H | |
21 | ||
22 | #include <windows.h> | |
23 | ||
24 | /* Thread information structure used to track extra information about | |
25 | each thread. */ | |
26 | struct windows_thread_info | |
27 | { | |
e9534bd2 TT |
28 | windows_thread_info (DWORD tid_, HANDLE h_, CORE_ADDR tlb) |
29 | : tid (tid_), | |
30 | h (h_), | |
31 | thread_local_base (tlb) | |
32 | { | |
33 | } | |
34 | ||
35 | ~windows_thread_info () | |
36 | { | |
37 | xfree (name); | |
38 | } | |
39 | ||
40 | DISABLE_COPY_AND_ASSIGN (windows_thread_info); | |
41 | ||
ae1f8880 TT |
42 | /* The Win32 thread identifier. */ |
43 | DWORD tid; | |
44 | ||
45 | /* The handle to the thread. */ | |
46 | HANDLE h; | |
47 | ||
48 | /* Thread Information Block address. */ | |
49 | CORE_ADDR thread_local_base; | |
50 | ||
62fe396b TT |
51 | /* This keeps track of whether SuspendThread was called on this |
52 | thread. -1 means there was a failure or that the thread was | |
53 | explicitly not suspended, 1 means it was called, and 0 means it | |
54 | was not. */ | |
e9534bd2 | 55 | int suspended = 0; |
ae1f8880 TT |
56 | |
57 | #ifdef _WIN32_WCE | |
58 | /* The context as retrieved right after suspending the thread. */ | |
e9534bd2 | 59 | CONTEXT base_context {}; |
ae1f8880 TT |
60 | #endif |
61 | ||
62 | /* The context of the thread, including any manipulations. */ | |
63 | union | |
64 | { | |
e9534bd2 | 65 | CONTEXT context {}; |
ae1f8880 TT |
66 | #ifdef __x86_64__ |
67 | WOW64_CONTEXT wow64_context; | |
68 | #endif | |
69 | }; | |
70 | ||
71 | /* Whether debug registers changed since we last set CONTEXT back to | |
72 | the thread. */ | |
62fe396b | 73 | bool debug_registers_changed = false; |
ae1f8880 TT |
74 | |
75 | /* Nonzero if CONTEXT is invalidated and must be re-read from the | |
76 | inferior thread. */ | |
62fe396b | 77 | bool reload_context = false; |
ae1f8880 TT |
78 | |
79 | /* The name of the thread, allocated by xmalloc. */ | |
e9534bd2 | 80 | char *name = nullptr; |
ae1f8880 TT |
81 | }; |
82 | ||
83 | #endif |